US5752106A - Automatic focus camera - Google Patents

Automatic focus camera Download PDF

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Publication number
US5752106A
US5752106A US08/492,137 US49213795A US5752106A US 5752106 A US5752106 A US 5752106A US 49213795 A US49213795 A US 49213795A US 5752106 A US5752106 A US 5752106A
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US
United States
Prior art keywords
release
driving
required time
camera
action
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US08/492,137
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English (en)
Inventor
Shozo Yamano
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Nikon Corp
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Nikon Corp
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Filing date
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Assigned to NIKON CORPORATION reassignment NIKON CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: YAMANO, SHOZO
Application granted granted Critical
Publication of US5752106A publication Critical patent/US5752106A/en
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Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
US08/492,137 1994-09-07 1995-06-19 Automatic focus camera Expired - Lifetime US5752106A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6-213404 1994-09-07
JP6213404A JPH0875991A (ja) 1994-09-07 1994-09-07 自動焦点カメラ

Publications (1)

Publication Number Publication Date
US5752106A true US5752106A (en) 1998-05-12

Family

ID=16638668

Family Applications (1)

Application Number Title Priority Date Filing Date
US08/492,137 Expired - Lifetime US5752106A (en) 1994-09-07 1995-06-19 Automatic focus camera

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US (1) US5752106A (ja)
JP (1) JPH0875991A (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010009443A1 (en) * 2000-01-25 2001-07-26 Kazunori Suemoto Digital camera
US6490419B2 (en) * 2000-08-10 2002-12-03 Minolta Co., Ltd. Data recording device and camera system
EP1531618A1 (en) * 2003-11-14 2005-05-18 Fujitsu Limited Electronic image capturing devices, photographing control methods, photographing control programs, and integrated circuits
US20050232622A1 (en) * 2004-04-19 2005-10-20 Canon Kabushiki Kaisha Interchangeable lens, camera main body and camera system
WO2010036240A1 (en) * 2008-09-24 2010-04-01 Nikon Corporation Image segmentation from focus varied images using graph cuts
US20100187417A1 (en) * 2008-11-11 2010-07-29 Phokus Research Group, Llc Night vision instrument focus device
US20110164150A1 (en) * 2008-09-24 2011-07-07 Li Hong Automatic illuminant estimation that incorporates apparatus setting and intrinsic color casting information
US20110169979A1 (en) * 2008-09-24 2011-07-14 Li Hong Principal components analysis based illuminant estimation
US8860838B2 (en) 2008-09-24 2014-10-14 Nikon Corporation Automatic illuminant estimation and white balance adjustment based on color gamut unions

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009109839A (ja) * 2007-10-31 2009-05-21 Nikon Corp 画像追尾装置、撮像装置
US8542989B2 (en) * 2008-05-15 2013-09-24 Panasonic Corporation Camera system, camera body and interchangeable lens
JP2012255920A (ja) * 2011-06-09 2012-12-27 Nikon Corp 撮像装置
JP6378500B2 (ja) * 2014-03-03 2018-08-22 キヤノン株式会社 撮像装置及びその制御方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561749A (en) * 1983-02-02 1985-12-31 Nippon Kogaku K.K. Focus detection apparatus
JPH01215211A (ja) * 1988-02-22 1989-08-29 Touyoushiya:Kk マルチ播種機
US4974002A (en) * 1988-02-22 1990-11-27 Canon Kabushiki Kaisha Automatic focus adjusting device
US5040015A (en) * 1986-03-31 1991-08-13 Minolta Camera Kabushiki Kaisha Automatic focus control device
US5212513A (en) * 1987-11-26 1993-05-18 Minolta Camera Kabushiki Kaisha AF camera system
US5270763A (en) * 1991-06-24 1993-12-14 Nikon Corporation Auto-focusing device
US5369461A (en) * 1988-07-29 1994-11-29 Canon Kabushiki Kaisha Automatic focus adjusting device in camera system
US5505535A (en) * 1990-04-26 1996-04-09 Asahi Kogaku Kogyo Kabushiki Kaisha Camera system and photographing lens thereof

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561749A (en) * 1983-02-02 1985-12-31 Nippon Kogaku K.K. Focus detection apparatus
US5040015A (en) * 1986-03-31 1991-08-13 Minolta Camera Kabushiki Kaisha Automatic focus control device
US5319412A (en) * 1986-03-31 1994-06-07 Minolta Camera Kabushiki Kaisha Automatic focus control device
US5212513A (en) * 1987-11-26 1993-05-18 Minolta Camera Kabushiki Kaisha AF camera system
JPH01215211A (ja) * 1988-02-22 1989-08-29 Touyoushiya:Kk マルチ播種機
US4974002A (en) * 1988-02-22 1990-11-27 Canon Kabushiki Kaisha Automatic focus adjusting device
US5369461A (en) * 1988-07-29 1994-11-29 Canon Kabushiki Kaisha Automatic focus adjusting device in camera system
US5505535A (en) * 1990-04-26 1996-04-09 Asahi Kogaku Kogyo Kabushiki Kaisha Camera system and photographing lens thereof
US5270763A (en) * 1991-06-24 1993-12-14 Nikon Corporation Auto-focusing device

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7274401B2 (en) * 2000-01-25 2007-09-25 Fujifilm Corporation Digital camera for fast start up
US20010009443A1 (en) * 2000-01-25 2001-07-26 Kazunori Suemoto Digital camera
US6490419B2 (en) * 2000-08-10 2002-12-03 Minolta Co., Ltd. Data recording device and camera system
US7719602B2 (en) 2003-11-14 2010-05-18 Fujitsu Limited Electronic device, photographing control method, photographing control program, and integrated circuit
EP1531618A1 (en) * 2003-11-14 2005-05-18 Fujitsu Limited Electronic image capturing devices, photographing control methods, photographing control programs, and integrated circuits
US20050104992A1 (en) * 2003-11-14 2005-05-19 Fujitsu Limited Electronic device, photographing control method, photographing control program, and integrated circuit
US20050232622A1 (en) * 2004-04-19 2005-10-20 Canon Kabushiki Kaisha Interchangeable lens, camera main body and camera system
US20110169979A1 (en) * 2008-09-24 2011-07-14 Li Hong Principal components analysis based illuminant estimation
US20110164152A1 (en) * 2008-09-24 2011-07-07 Li Hong Image segmentation from focus varied images using graph cuts
US20110164150A1 (en) * 2008-09-24 2011-07-07 Li Hong Automatic illuminant estimation that incorporates apparatus setting and intrinsic color casting information
WO2010036240A1 (en) * 2008-09-24 2010-04-01 Nikon Corporation Image segmentation from focus varied images using graph cuts
US8860838B2 (en) 2008-09-24 2014-10-14 Nikon Corporation Automatic illuminant estimation and white balance adjustment based on color gamut unions
US9013596B2 (en) 2008-09-24 2015-04-21 Nikon Corporation Automatic illuminant estimation that incorporates apparatus setting and intrinsic color casting information
US9025043B2 (en) 2008-09-24 2015-05-05 Nikon Corporation Image segmentation from focus varied images using graph cuts
US9118880B2 (en) 2008-09-24 2015-08-25 Nikon Corporation Image apparatus for principal components analysis based illuminant estimation
US20100187417A1 (en) * 2008-11-11 2010-07-29 Phokus Research Group, Llc Night vision instrument focus device
US7969673B2 (en) 2008-11-11 2011-06-28 Phokus Research Group, Llc Night vision instrument focus device

Also Published As

Publication number Publication date
JPH0875991A (ja) 1996-03-22

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